I have been searching around for a while because I was in the need for an ASP.NET control similar to asp:GridView, but with following huge differences: All rows and their cells must be in edit mode all the time. You should be able to navigate through the cells using the arrow keys. You should be able to copy-paste multiple cells at a time from Excel into the grid. Read this post to find how I managed to solve that (more or less)...
